190 



The situations where it is found are fir plantations. 



The perfect insect appears in July and August. 



The caterpillar is of a dull reddish brown colour ; head 

 black ; shield black, divided by a pale line along the back, 

 the hind segment with a cross row of darkish spots. 



The date of the appearance of the caterpillar is in May 

 and June. 



It feeds on the young shooti of the fir. 



The chrysalis is shining chesnut brown. 



BETINIA PINICOLANA. 

 Plate XCIT. Figure 1. 



Localities for this species are near Brighton, London, 

 Manchester, &c., also in Yorkshire and Norfolk. 



The situations where it is found are young fir plantations. 

 The perfect- insect appears in July and August. 

 It feeds on the young shoots of the spruce fir. 



RETINIA TUKIONANA. 

 Plate XCII. Figure 2. 



Localities for this species are Birch wood, West "Wick- 

 ham Wood, Black Park, &c. 



The situations where it is found are among young Scotch 

 firs. 



The perfect insect appears in May and June. 



